| /* |
| * Copyright © 2018 Google, Inc. |
| * |
| * This is part of HarfBuzz, a text shaping library. |
| * |
| * Permission is hereby granted, without written agreement and without |
| * license or royalty fees, to use, copy, modify, and distribute this |
| * software and its documentation for any purpose, provided that the |
| * above copyright notice and the following two paragraphs appear in |
| * all copies of this software. |
| * |
| * IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR |
| * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES |
| * ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN |
| * IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH |
| * DAMAGE. |
| * |
| * THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING, |
| * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND |
| * FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS |
| * ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO |
| * PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS. |
| * |
| * Google Author(s): Garret Rieger |
| */ |
| |
| #include "hb-test.h" |
| #include "hb-subset-test.h" |
| |
| /* Unit tests for hdmx subsetting */ |
| |
| |
| static void |
| test_subset_hdmx_simple_subset (void) |
| { |
| hb_face_t *face_abc = hb_test_open_font_file ("fonts/Roboto-Regular.abc.ttf"); |
| hb_face_t *face_ac = hb_test_open_font_file ("fonts/Roboto-Regular.ac.ttf"); |
| |
| hb_set_t *codepoints = hb_set_create (); |
| hb_face_t *face_abc_subset; |
| hb_set_add (codepoints, 'a'); |
| hb_set_add (codepoints, 'c'); |
| face_abc_subset = hb_subset_test_create_subset (face_abc, hb_subset_test_create_input (codepoints)); |
| hb_set_destroy (codepoints); |
| |
| hb_subset_test_check (face_ac, face_abc_subset, HB_TAG ('h','d','m','x')); |
| |
| hb_face_destroy (face_abc_subset); |
| hb_face_destroy (face_abc); |
| hb_face_destroy (face_ac); |
| } |
| |
| static void |
| test_subset_hdmx_multiple_device_records (void) |
| { |
| hb_face_t *face_abc = hb_test_open_font_file ("fonts/Roboto-Regular.multihdmx.abc.ttf"); |
| hb_face_t *face_a = hb_test_open_font_file ("fonts/Roboto-Regular.multihdmx.a.ttf"); |
| |
| hb_set_t *codepoints = hb_set_create (); |
| hb_face_t *face_abc_subset; |
| hb_set_add (codepoints, 'a'); |
| face_abc_subset = hb_subset_test_create_subset (face_abc, hb_subset_test_create_input (codepoints)); |
| hb_set_destroy (codepoints); |
| |
| hb_subset_test_check (face_a, face_abc_subset, HB_TAG ('h','d','m','x')); |
| |
| hb_face_destroy (face_abc_subset); |
| hb_face_destroy (face_abc); |
| hb_face_destroy (face_a); |
| } |
| |
| static void |
| test_subset_hdmx_invalid (void) |
| { |
| hb_face_t *face = hb_test_open_font_file ("../fuzzing/fonts/crash-ccc61c92d589f895174cdef6ff2e3b20e9999a1a"); |
| |
| hb_subset_input_t *input = hb_subset_input_create_or_fail (); |
| hb_set_t *codepoints = hb_subset_input_unicode_set (input); |
| hb_face_t *subset; |
| |
| hb_set_add (codepoints, 'a'); |
| hb_set_add (codepoints, 'b'); |
| hb_set_add (codepoints, 'c'); |
| |
| subset = hb_subset_or_fail (face, input); |
| g_assert (!subset); |
| |
| hb_subset_input_destroy (input); |
| hb_face_destroy (subset); |
| hb_face_destroy (face); |
| } |
| |
| static void |
| test_subset_hdmx_noop (void) |
| { |
| hb_face_t *face_abc = hb_test_open_font_file ("fonts/Roboto-Regular.abc.ttf"); |
| |
| hb_set_t *codepoints = hb_set_create(); |
| hb_face_t *face_abc_subset; |
| hb_set_add (codepoints, 'a'); |
| hb_set_add (codepoints, 'b'); |
| hb_set_add (codepoints, 'c'); |
| face_abc_subset = hb_subset_test_create_subset (face_abc, hb_subset_test_create_input (codepoints)); |
| hb_set_destroy (codepoints); |
| |
| hb_subset_test_check (face_abc, face_abc_subset, HB_TAG ('h','d','m','x')); |
| |
| hb_face_destroy (face_abc_subset); |
| hb_face_destroy (face_abc); |
| } |
| |
| int |
| main (int argc, char **argv) |
| { |
| hb_test_init (&argc, &argv); |
| |
| hb_test_add (test_subset_hdmx_simple_subset); |
| hb_test_add (test_subset_hdmx_multiple_device_records); |
| hb_test_add (test_subset_hdmx_invalid); |
| hb_test_add (test_subset_hdmx_noop); |
| |
| return hb_test_run(); |
| } |